from django import forms
from django.core.exceptions import ValidationError
from web.forms.bootstrap import BootStrapForm
from web.forms.widgets import  ColorRadioSelect


from web import models
class ProjectModelForm(BootStrapForm,forms.ModelForm):
    bootstrap_class_exclude = ['color']
    class Meta:
        model = models.Project
        fields = ['name','color','desc']
        widgets = {
            'desc': forms.Textarea,
            'color': ColorRadioSelect(attrs={'class': 'color-radio'}),
        }
    def __init__(self,request,*args,**kwargs):
        super().__init__(*args,**kwargs)
        self.request = request
    def clean_name(self):
        """ 项目校验 """
        # 1 当前用户是否已经创建过此项目
        name = self.cleaned_data['name']

        exists = models.Project.objects.filter(name=name,creator= self.request.tracer.user).exists()
        if exists:
            raise ValidationError("项目名已存在")

        count = models.Project.objects.filter(creator=self.request.tracer.user).count()
        if count >= self.request.tracer.price_policy.project_num:
            raise ValidationError("项目个数超限，请购买套餐")
        return name

